Flights from Philadelphia, PA to San Juan, PR

Promo Code

Best Deals on Flights From Philadelphia, PA (PHL) to San Juan, PR (SJU)

Sep 2026
from$92*
Last seen: 27 mins ago
One-way/Economy
Oct 2026
from$58*
Last seen: 6 hours ago
One-way/Economy
Nov 2026
from$58*
Last seen: 1 hour ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $58
cmp-daily-histogram-bars-legend-max-price-aria-label $191
Displaying fares for September-2026
  • PHL–SJU: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

    SEP

  • PHL–SJU: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • PHL–SJU, Sep 22, 2026: from $101
    22

    Tue

  • PHL–SJU, Sep 23, 2026: from $169
    23

    Wed

  • PHL–SJU, Sep 24, 2026: from $191
    24

    Thu

  • PHL–SJU, Sep 25, 2026: from $151
    25

    Fri

  • PHL–SJU, Sep 26, 2026: from $125
    26

    Sat

  • PHL–SJU, Sep 27, 2026: from $92
    27

    Sun

  • PHL–SJU, Sep 28, 2026: from $92
    28

    Mon

  • PHL–SJU, Sep 29, 2026: from $92
    29

    Tue

  • PHL–SJU, Sep 30, 2026: from $92
    30

    Wed

  • PHL–SJU, Oct 1, 2026: from $132
    01

    Thu

    OCT

  • PHL–SJU, Oct 2, 2026: from $132
    02

    Fri

  • PHL–SJU, Oct 3, 2026: from $77
    03

    Sat

  • PHL–SJU, Oct 4, 2026: from $77
    04

    Sun

  • PHL–SJU: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

  • PHL–SJU: cmp-view-offers-disclaimer. Find Offers
    06

    Tue

  • PHL–SJU, Oct 7, 2026: from $77
    07

    Wed

  • PHL–SJU, Oct 8, 2026: from $134
    08

    Thu

  • PHL–SJU, Oct 9, 2026: from $82
    09

    Fri

  • PHL–SJU, Oct 10, 2026: from $77
    10

    Sat

  • PHL–SJU, Oct 11, 2026: from $75
    11

    Sun

  • PHL–SJU, Oct 12, 2026: from $75
    12

    Mon

  • PHL–SJU: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

  • PHL–SJU, Oct 14, 2026: from $77
    14

    Wed

  • PHL–SJU, Oct 15, 2026: from $123
    15

    Thu

  • PHL–SJU, Oct 16, 2026: from $122
    16

    Fri

  • PHL–SJU, Oct 17, 2026: from $58
    17

    Sat

  • PHL–SJU, Oct 18, 2026: from $70
    18

    Sun

  • PHL–SJU, Oct 19, 2026: from $58
    19

    Mon

    • Range$58-$191

    *Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

    Flights Deals from Philadelphia, PA to San Juan, PR on Frontier

    $
    Flights Deals from Philadelphia, PA to San Juan, PR on Frontier
    From
    To
    Philadelphia, PA (PHL)San Juan, PR (SJU)One-way
    /
    Discount Den Basic Fare    		Departing Jan 31, 2027

    From

    $58

    Last seen: 2 hours ago

    *Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

    Philadelphia, PA San Juan, PR

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